(1/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/8/2026 4:21 PM America/Puerto_Rico.
Valid through 8/9/2026 5:15 AM America/Puerto_Rico.
fzca52 tjsj 082021
cwfsju
expires:202608090915;;845017
coastal waters forecast
national weather service san juan pr
421 pm ast sat aug 8 2026
puerto rico and the u.s. virgin islands waters
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.
amz712-090915-
coastal waters of northern puerto rico out 10 nm-
421 pm ast sat aug 8 2026
...small craft should exercise caution...
.tonight...east winds 15 to 20 knots with gusts up to 30 knots,
diminishing to 10 to 15 knots with gusts up to 25 knots after
midnight. seas 4 to 5 feet, occasionally to 6 feet. wave detail:
east 5 feet at 7 seconds. isolated showers.
.sunday...east winds 15 to 20 knots with gusts up to 30 knots. seas
4 to 5 feet, occasionally to 6 feet. wave detail: northeast 5 feet
at 7 seconds.
.sunday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. gusts up to 30 knots. seas 4 to 5 feet,
occasionally to 6 feet. wave detail: east 5 feet at 7 seconds and
northeast 1 foot at 10 seconds.
.monday...east winds 15 to 20 knots with gusts up to 30 knots. seas
4 to 5 feet, occasionally to 6 feet. wave detail: northeast 5 feet
at 8 seconds. scattered showers in the morning.
.monday night...east winds 15 to 20 knots with gusts up to 30 knots,
diminishing to 10 to 15 knots with gusts up to 20 knots after
midnight. seas 4 to 5 feet, occasionally to 6 feet. wave detail:
northeast 5 feet at 8 seconds.
.tuesday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. gusts up to 30 knots. seas 4 to 5 feet,
occasionally to 6 feet. wave detail: northeast 4 feet at 8 seconds.
scattered showers in the morning.
.tuesday night...east winds 15 to 20 knots with gusts up to
30 knots, diminishing to 10 to 15 knots with gusts up to 20 knots
after midnight. seas 3 to 5 feet, occasionally to 6 feet.
.wednesday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. seas 3 to 4 feet, occasionally to 5 feet.
scattered showers in the morning, then numerous showers in the
afternoon.
.wednesday night...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. scattered showers.
.thursday...east winds 15 to 20 knots. seas 4 to 5 feet,
occasionally to 6 feet.
.thursday night...east winds 15 to 20 knots. seas 4 to 5 feet,
occasionally to 6 feet.
$$
(2/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/8/2026 4:21 PM America/Puerto_Rico.
Valid through 8/9/2026 5:15 AM America/Puerto_Rico.
fzca52 tjsj 082021
cwfsju
expires:202608090915;;845022
coastal waters forecast
national weather service san juan pr
421 pm ast sat aug 8 2026
puerto rico and the u.s. virgin islands waters
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.
amz735-090915-
coastal waters of southern puerto rico out 10 nm-
421 pm ast sat aug 8 2026
...small craft should exercise caution...
.tonight...east winds 15 to 20 knots, diminishing to 10 to 15 knots
late this evening and overnight. seas 3 to 4 feet, occasionally to
5 feet. wave detail: southeast 3 feet at 6 seconds. isolated showers
early this evening. isolated showers after midnight.
.sunday...east winds 15 to 20 knots with gusts up to 30 knots. seas
3 to 4 feet, occasionally to 5 feet. wave detail: southeast 3 feet
at 6 seconds.
.sunday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. gusts up to 30 knots. seas 3 to 5 feet,
occasionally to 6 feet. wave detail: east 3 feet at 6 seconds.
.monday...east winds 10 to 15 knots, increasing to 15 to 20 knots in
the afternoon. seas 3 to 4 feet, occasionally to 5 feet. wave
detail: east 3 feet at 6 seconds. scattered showers in the morning.
.monday night...east winds 10 to 15 knots with gusts up to 25 knots.
seas 3 to 4 feet, occasionally to 5 feet. wave detail: east 3 feet
at 6 seconds.
.tuesday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. seas 3 to 4 feet, occasionally to 5 feet. wave
detail: east 3 feet at 6 seconds. scattered showers in the morning.
.tuesday night...east winds 10 to 15 knots with gusts up to
25 knots. seas 3 to 4 feet, occasionally to 5 feet.
.wednesday...east winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. scattered showers in the morning.
.wednesday night...east winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. seas 3 to 4 feet, occasionally to 5 feet.
.thursday...east winds 15 to 20 knots. seas 3 to 5 feet,
occasionally to 6 feet.
.thursday night...east winds 15 to 20 knots. seas 4 to 6 feet,
occasionally to 8 feet.
$$
(3/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/8/2026 4:21 PM America/Puerto_Rico.
Valid through 8/9/2026 5:15 AM America/Puerto_Rico.
fzca52 tjsj 082021
cwfsju
expires:202608090915;;845023
coastal waters forecast
national weather service san juan pr
421 pm ast sat aug 8 2026
puerto rico and the u.s. virgin islands waters
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.
amz741-090915-
mona passage southward to 17n-
421 pm ast sat aug 8 2026
...small craft should exercise caution...
.tonight...east winds 10 to 15 knots, increasing to 15 to 20 knots
late this evening and overnight. seas 4 to 5 feet, occasionally to
6 feet. wave detail: east 5 feet at 7 seconds. scattered showers
early this evening, then isolated showers late this evening.
isolated showers late.
.sunday...east winds 15 to 20 knots with gusts up to 30 knots. seas
4 to 5 feet, occasionally to 6 feet. wave detail: east 5 feet at
6 seconds.
.sunday night...east winds 15 to 20 knots with gusts up to 30 knots.
seas 4 to 6 feet, occasionally to 8 feet. wave detail: east 6 feet
at 6 seconds. scattered showers.
.monday...east winds 15 to 20 knots with gusts up to 30 knots. seas
4 to 6 feet, occasionally to 8 feet. wave detail: east 6 feet at
7 seconds. scattered showers.
.monday night...east winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. seas 4 to 5 feet, occasionally to 6 feet.
wave detail: east 5 feet at 7 seconds.
.tuesday...east winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. seas 4 to 5 feet, occasionally to 6 feet. wave
detail: east 5 feet at 7 seconds.
.tuesday night...east winds 10 to 15 knots with gusts up to
25 knots. seas 3 to 4 feet, occasionally to 5 feet.
.wednesday...east winds 10 to 15 knots. seas around 4 feet,
occasionally to 5 feet. scattered showers.
.wednesday night...east winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. seas 3 to 5 feet, occasionally to 6 feet.
scattered showers.
.thursday...east winds 15 to 20 knots. seas 4 to 6 feet,
occasionally to 8 feet.
.thursday night...east winds 15 to 20 knots. seas 5 to 7 feet,
occasionally to 9 feet.
$$
(4/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/8/2026 4:21 PM America/Puerto_Rico.
Valid through 8/9/2026 5:15 AM America/Puerto_Rico.
fzca52 tjsj 082021
cwfsju
expires:202608090915;;845024
coastal waters forecast
national weather service san juan pr
421 pm ast sat aug 8 2026
puerto rico and the u.s. virgin islands waters
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.
amz742-090915-
coastal waters of northwestern puerto rico out 10 nm-
421 pm ast sat aug 8 2026
.tonight...east winds 10 to 15 knots with gusts up to 25 knots. seas
2 to 4 feet, occasionally to 5 feet. wave detail: northeast 2 feet
at 8 seconds and south 1 foot at 6 seconds. scattered showers with
isolated thunderstorms early this evening.
.sunday...northeast winds 10 to 15 knots, becoming east 15 to
20 knots in the afternoon. gusts up to 30 knots. seas 2 to 4 feet,
occasionally to 5 feet. wave detail: northeast 4 feet at 7 seconds
and south 1 foot at 6 seconds. scattered showers in the afternoon.
.sunday night...east winds 15 to 20 knots with gusts up to 30 knots,
diminishing to 10 to 15 knots with gusts up to 20 knots after
midnight. seas 3 to 5 feet, occasionally to 6 feet. wave detail:
northeast 4 feet at 6 seconds and southeast 1 foot at 4 seconds.
.monday...east winds 5 to 10 knots, increasing to 10 to 15 knots in
the afternoon. seas 2 to 4 feet, occasionally to 5 feet. wave
detail: northeast 3 feet at 6 seconds and south 1 foot at 6 seconds.
numerous showers in the afternoon.
.monday night...east winds 5 to 10 knots, increasing to 10 to
15 knots after midnight. seas 2 to 4 feet, occasionally to 5 feet.
wave detail: northeast 3 feet at 6 seconds and south 1 foot at
6 seconds.
.tuesday...northeast winds 10 to 15 knots, becoming east 5 to
10 knots in the afternoon. seas 2 to 4 feet, occasionally to 5 feet.
wave detail: northeast 3 feet at 6 seconds and south 1 foot at
6 seconds. numerous showers in the afternoon.
.tuesday night...east winds 5 to 10 knots. seas 2 to 3 feet.
.wednesday...east winds 5 to 10 knots. seas 2 to 3 feet. scattered
showers in the afternoon.
.wednesday night...east winds 5 to 10 knots. seas 2 to 3 feet.
scattered showers.
.thursday...east winds 5 to 10 knots. seas 2 to 3 feet. scattered
showers in the afternoon.
.thursday night...east winds 5 to 10 knots, increasing to 10 to
15 knots after midnight. seas 2 to 4 feet, occasionally to 5 feet.
winds and seas higher in and near thunderstorms.
$$
(5/5)
Latest Coastal Waters Forecast by TJSJ
Issued 8/8/2026 4:21 PM America/Puerto_Rico.
Valid through 8/9/2026 5:15 AM America/Puerto_Rico.
fzca52 tjsj 082021
cwfsju
expires:202608090915;;845025
coastal waters forecast
national weather service san juan pr
421 pm ast sat aug 8 2026
puerto rico and the u.s. virgin islands waters
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.
amz745-090915-
coastal waters of southwestern puerto rico out 10 nm-
421 pm ast sat aug 8 2026
.tonight...east winds 5 to 10 knots. seas around 2 feet. wave
detail: southeast 2 feet at 6 seconds and north 1 foot at 3 seconds.
scattered showers early this evening.
.sunday...east winds 5 to 10 knots, increasing to 10 to 15 knots
with gusts up to 25 knots in the afternoon. seas around 2 feet. wave
detail: southeast 2 feet at 5 seconds and north 1 foot at 5 seconds.
scattered showers in the afternoon.
.sunday night...east winds 10 to 15 knots with gusts up to 25 knots,
diminishing to 5 to 10 knots after midnight. seas 2 to 3 feet. wave
detail: southeast 3 feet at 5 seconds and north 1 foot at 5 seconds.
.monday...east winds 5 to 10 knots, becoming southeast 10 to
15 knots with gusts up to 25 knots in the afternoon. seas 2 to
3 feet. wave detail: southeast 2 feet at 5 seconds and northeast
1 foot at 3 seconds. scattered showers in the afternoon.
.monday night...east winds 10 to 15 knots with gusts up to 20 knots,
becoming northeast 5 to 10 knots after midnight. seas 2 to 3 feet.
wave detail: southeast 2 feet at 5 seconds and north 1 foot at
5 seconds.
.tuesday...east winds 5 to 10 knots, increasing to 10 to 15 knots
with gusts up to 20 knots in the afternoon. seas around 2 feet. wave
detail: south 2 feet at 6 seconds and north 1 foot at 5 seconds.
scattered showers in the afternoon.
.tuesday night...east winds 10 to 15 knots with gusts up to
25 knots. seas 2 to 3 feet.
.wednesday...east winds 10 to 15 knots. seas 2 to 3 feet.
.wednesday night...east winds 10 to 15 knots. seas 2 to 3 feet.
.thursday...east winds 15 to 20 knots. seas 2 to 4 feet,
occasionally to 5 feet.
.thursday night...east winds 15 to 20 knots, diminishing to around
10 knots after midnight. seas 2 to 4 feet, occasionally to 5 feet.
$$
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